A Welsh-speaking school has been put into special measures for letting children speak too much English.
Inspectors found many of the 331 pupils at the primary 'turn to English naturally' when chatting and were not given enough chances to 'celebrate their Welshness'.
They told teachers at Ysgol Pen-y-Garth in Penarth, South Wales, to put more focus on speaking the native language in and out of class.
'A majority of pupils turn to English naturally with their peers in lessons and informal situations,' said officials from Estyn, the Welsh version of regulators Ofsted.
'There are few opportunities for pupils to celebrate Welsh culture and traditions, for example through the expressive arts.